1212287971020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2886399931}}^1$

素因数の和:2886399950

約数の個数: 48

約数和(自身を含む): 3879321508608

約数和(自身を除く): 2667033537588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2886399931, 5772799862, 8659199793, 11545599724, 14431999655, 17318399586, 20204799517, 28863999310, 34636799172, 40409599034, 43295998965, 57727998620, 60614398551, 80819198068, 86591997930, 101023997585, 121228797102, 173183995860, 202047995170, 242457594204, 303071992755, 404095990340, 606143985510, 1212287971020]

約数ペア:

[(1, 1212287971020), (2, 606143985510), (3, 404095990340), (4, 303071992755), (5, 242457594204), (6, 202047995170), (7, 173183995860), (10, 121228797102), (12, 101023997585), (14, 86591997930), (15, 80819198068), (20, 60614398551), (21, 57727998620), (28, 43295998965), (30, 40409599034), (35, 34636799172), (42, 28863999310), (60, 20204799517), (70, 17318399586), (84, 14431999655), (105, 11545599724), (140, 8659199793), (210, 5772799862), (420, 2886399931)]